83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
/* $NetBSD: mcontext.h,v 1.4 2005/12/11 12:18:34 christos Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Klaus Klein.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _PDP10_MCONTEXT_H_
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#define _PDP10_MCONTEXT_H_
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/*
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* Layout of mcontext_t.
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* As on Alpha, this maps directly to `struct reg'.
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*/
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#define _NGREG 17 /* 0-17, PC */
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typedef int __greg_t;
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typedef __greg_t __gregset_t[_NGREG];
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#define _REG_0 0
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#define _REG_1 1
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#define _REG_2 2
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#define _REG_3 3
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#define _REG_4 4
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#define _REG_5 5
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#define _REG_6 6
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#define _REG_7 7
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#define _REG_10 8
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#define _REG_11 9
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#define _REG_12 10
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#define _REG_13 11
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#define _REG_14 12
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#define _REG_15 13
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#define _REG_16 14
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#define _REG_FP _REG_16
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#define _REG_17 15
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#define _REG_SP _REG_17
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#define _REG_PC 16
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typedef struct {
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__gregset_t __gregs; /* General Purpose Register set */
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} mcontext_t;
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#define _UC_MACHINE_SP(uc) ((uc)->uc_mcontext.__gregs[_REG_SP])
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#define _UC_MACHINE_PC(uc) ((uc)->uc_mcontext.__gregs[_REG_PC])
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#define _UC_MACHINE_INTRV(uc) ((uc)->uc_mcontext.__gregs[_REG_1])
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#define _UC_MACHINE_SET_PC(uc, pc) _UC_MACHINE_PC(uc) = (pc)
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#endif /* !_PDP10_MCONTEXT_H_ */
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